Backward Curved Centrifugal Fans — Impeller Ø250–355 mm

Backward Curved Centrifugal Fans — Impeller Ø250–355 mm: 145 models. Filter by airflow, static pressure, voltage and motor platform, compare specifications side by side and add models to your RFQ.

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Filters use nameplate maximum values (max airflow at zero static pressure, max static pressure at zero airflow). Check the actual operating point on the performance curve of each model.

ModelSizeMax airflowm³/hMax static pressurePaPowerWNoisedB(A)SpeedrpmVoltageV
LWBE3G250-072NU-20 LWBE3G250-072NU-20EC Ø250 mm 1,331 649 160 68 2,760 115 Details
LWBE3G250-072NU-32 LWBE3G250-072NU-32EC Ø250 mm 1,184.5 618 85 62 1,810 115 Details
LWBE3G250-072NU-33 LWBE3G250-072NU-33EC Ø250 mm 1,236 515 115 68 2,180 115 Details
LWBE3G250-072NU-34 LWBE3G250-072NU-34EC Ø250 mm 1,478.05 927 169 71 2,570 115 Details
LWBE3G250-092NU-35 LWBE3G250-092NU-35EC Ø250 mm 1,648 721 230 71 2,700 115 Details
LWBE3G250-102NU-36 LWBE3G250-102NU-36EC Ø250 mm 2,472 1,463 420 80 3,000 115 Details
LWBE3G270-092NU-01 LWBE3G270-092NU-01EC Ø270 mm 1,545 332 170 68 1,900 115 Details
LWBE3G280-072NU-21 LWBE3G280-072NU-21EC Ø280 mm 2,317.5 556.2 170 73 1,910 115 Details
LWBE3G280-102NU-22 LWBE3G280-102NU-22EC Ø280 mm 3,090 1,236 400 71 2,500 115 Details
LWBE3G310-072NU-27 LWBE3G310-072NU-27EC Ø310 mm 2,266 700.4 175 66 1,810 115 Details
LWBE3G310-092NU-28 LWBE3G310-092NU-28EC Ø310 mm 2,678 607.7 175 63 1,500 115 Details
LWBE3G310-092NU-29 LWBE3G310-092NU-29EC Ø310 mm 2,523.5 669.5 220 66 2,050 115 Details
LWBE3G310-102NU-30 LWBE3G310-102NU-30EC Ø310 mm 3,399 979 400 70 2,300 115 Details
Certifications for this product line
CE-LVD ×3ETL ×2CE-EMCRoHS ×3
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Ningbo Longwell Electric Technology Co., Ltd. · No. 100 Henan Road, Ditang, Yuyao, Ningbo, Chinasales@longwellfans.com · WhatsApp +86 183 5827 4663 · Mon–Fri 8:30–17:30 (UTC+8), reply within 1 business dayHow to order · Privacy notice
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